Dan Arad <dan1994@gmail.com> added the comment: Hi everyone! I thought to take this issue up by updating the documentation. Is this still relevant? If so I think the best place to add the documentation is in the "name or flags" section, where people will go looking first. I think to add both the metavar and the vars solutions discussed below. ---------- nosy: +Dan Arad _______________________________________ Python tracker <report@bugs.python.org> <https://bugs.python.org/issue14149> _______________________________________